Security Fix - Brian Krebs on Computer and Internet Security - (washingtonpost.com):
At the ShmooCon gathering in Washington, D.C., today, old-school hacker and mischief maker Mark "Simple Nomad" Loveless released information on a staggeringly simple but very dangerous wireless security problem with a feature built into most laptop computers running any recent version of the Microsoft Windows operating system.
Here is the slashdot thread.